<%@ page language="java" import="java.util.*,java.util.Date,java.text.*,java.lang.*,java.sql.*,entity.*,util.*,dao.*"
	pageEncoding="utf-8"%>
<%
Student s=(Student)session.getAttribute("login");
if(s!=null){
    out.print("欢迎"+s.getSname());
	session.removeAttribute("login");
	return;
}
%>
